// cl hello.cpp /EHsc

#include <iostream>
#include <string_view>

using namespace std;

void hello() {
    auto sv = string_view("Hello, World.\n");
    cout.write(sv.data(), sv.size());
}

int main(int argc, char* argv[]) {
    hello();
    return 0;
}

// https://en.cppreference.com/w/cpp/language/namespace
// https://en.cppreference.com/w/cpp/header/iostream
// https://en.cppreference.com/w/cpp/string/basic_string_view
// https://en.cppreference.com/w/cpp/io/cout
// https://en.cppreference.com/w/cpp/io/basic_ostream for cout
